The function is
.
Differentiate with respect to
.


Newtons formula: 

.
Perform newton approximation for
.
Newtons formula:
.

.
Perform newton approximation for
.
Newtons formula:
.

.
Perform newton approximation for
.
Newtons formula:
.

.
The point on the graph is
.
Graph:
\Draw a coordinate plane.
\Graph the function
.
Plot the points on the graph.
\.gif\")
Observe the graph:
\The point
is closest to the point
.
\
The point
is closest to the point
.